Home / 1,306,075.77-1,802,332.46-725,328.86

Finding the Fourth Proportional to 1,306,075.77, 1,802,332.46 and 725,328.86

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Solution

The fourth proportional to 1,306,075.77, 1,802,332.46 and 725,328.86 is: 1,000,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,075.77 : 1,802,332.46 = 725,328.86 : x
  2. Step 2: Convert to fraction form
    1,306,075.77/1,802,332.46 = 725,328.86/x
  3. Step 3: Cross multiply
    1,306,075.77x = 1,802,332.46 × 725,328.86
  4. Step 4: Simplify right side
    1,306,075.77x = 1,307,283,735,914.49
  5. Step 5: Solve for x
    x = 1,307,283,735,914.49/1,306,075.77
  6. Step 6: Final answer
    x = 1,000,924.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.